2019
Impact of Baseline Fatigue on a Physical Activity Intervention to Prevent Mobility Disability
Glynn N, Gmelin T, Santanasto A, Lovato L, Lange‐Maia B, Nicklas B, Fielding R, Manini T, Myers V, Rekeneire N, Spring B, Pahor M, King A, Rejeski W, Newman A, Pahor M, Guralnik J, Anton S, Buford T, Leeuwenburgh C, Nayfield S, Manini T, Caudle C, Crump L, Holmes L, Lee J, Lu C, Miller M, Espeland M, Ambrosius W, Applegate W, Beavers D, Byington R, Cook D, Furberg C, Harvin L, Henkin L, Hepler J, Hsu F, Joyce K, Lovato L, Pierce J, Roberson W, Robertson J, Rushing J, Rushing S, Stowe C, Walkup M, Hire D, Rejeski W, Katula J, Brubaker P, Mihalko S, Jennings J, Chen S, Pierce J, Chen H, Hadley E, Romashkan S, Patel K, Bethesda, Bonds D, McDermott M, Spring B, Hauser J, Kerwin D, Domanchuk K, Graff R, Rego A, Church T, Blair S, Myers V, Monce R, Britt N, Harris M, McGucken A, Rodarte R, Millet H, Tudor‐Locke C, Butitta B, Donatto S, Cocreham S, King A, Castro C, Haskell W, Stafford R, Pruitt L, Yank V, Berra K, Bell C, Thiessen R, Youngman K, Virgen S, Maldonado E, Tarin K, Klaftenegger H, Prosak C, Campero I, Garcia D, Soto J, Chio L, Hoskins D, Fielding R, Nelson M, Folta S, Phillips E, Liu C, McDavitt E, Reid K, Kirn D, Pasha E, Kim W, Krol J, Beard V, Tsiroyannis E, Hau C, Manini T, Pahor M, Anton S, Buford T, Marsiske M, Nayfield S, Sandesara B, Black M, Burk W, Hoover B, Knaggs J, Marena W, Korytov I, Curtis S, Lorow M, Goswami C, Lewis M, Kamen M, Bitz J, Stanton B, Hicks T, Gay C, Xie C, Morris H, Singletary F, Causer J, Yonce S, Radcliff K, Smith M, Scott J, Rodriguez M, Fitch M, Dunn M, Schllesinger J, Newman A, Studenski S, Goodpaster B, Lopez O, Glynn N, Nadkarni N, Ives D, Newman M, Grove G, Williams K, Bonk J, Rush J, Kost P, Vincent P, Gerger A, Romeo J, Monheim L, Kritchevsky S, Marsh A, Brinkley T, Demons J, Sink K, Kennedy K, Shertzer‐Skinner R, Wrights A, Fries R, Barr D, Gill T, Axtell R, Kashaf S, Rekeneire N, McGloin J, Mautner R, Huie‐White S, Bianco L, Zocher J, Wu K, Shepard D, Fennelly B, Castro R, Halpin S, Brennan M, Barnett T, Iannone L, Zenoni M, Bugaj J, Bailey C, Charpentier P, Hawthorne‐Jones G, Mignosa B, Lewis L, Williamson J, Sink K, Hendrie H, Rapp S, Verghese J, Woolard N, Espeland M, Jennings J, Wilson V, Pepine C, Ariet M, Handberg E, Deluca D, Hill J, Szady A, Chupp G, Flynn G, Gill T, Hankinson J, Vaz Fragoso C, Groessl E, Kaplan R. Impact of Baseline Fatigue on a Physical Activity Intervention to Prevent Mobility Disability. Journal Of The American Geriatrics Society 2019, 68: 619-624. PMID: 31867713, PMCID: PMC8061638, DOI: 10.1111/jgs.16274.Peer-Reviewed Original ResearchConceptsPersistent major mobility disabilityMajor mobility disabilityStructured PA interventionPhysical activity interventionsBaseline fatiguePA interventionsMobility disabilityActivity interventionsRisk of MMDHealth educationIncident major mobility disabilityModerate-intensity PA interventionHigher baseline fatigueProportional hazards modelSelf-reported fatigueYears of ageLifestyle interventionProspective cohortElders StudyHazards modelLower riskStudy participantsMore fatigueLess fatiguePast week
2018
Effect of testosterone replacement on measures of mobility in older men with mobility limitation and low testosterone concentrations: secondary analyses of the Testosterone Trials
Bhasin S, Ellenberg SS, Storer TW, Basaria S, Pahor M, Stephens-Shields AJ, Cauley JA, Ensrud KE, Farrar JT, Cella D, Matsumoto AM, Cunningham GR, Swerdloff RS, Wang C, Lewis CE, Molitch ME, Barrett-Connor E, Crandall JP, Hou X, Preston P, Cifelli D, Snyder PJ, Gill TM. Effect of testosterone replacement on measures of mobility in older men with mobility limitation and low testosterone concentrations: secondary analyses of the Testosterone Trials. The Lancet Diabetes & Endocrinology 2018, 6: 879-890. PMID: 30366567, PMCID: PMC6816466, DOI: 10.1016/s2213-8587(18)30171-2.Peer-Reviewed Original ResearchConceptsEffects of testosteroneSelf-reported mobility limitationsPlacebo-treated menTestosterone-treated menLow testosterone concentrationsPlacebo groupMobility limitationsTestosterone concentrationsTestosterone groupTestosterone TrialsOlder menHemoglobin concentrationMin walk test distanceSelf-reported physical functionPlacebo gel dailyPatient Global ImpressionBaseline gait speedShort Form-36Total testosterone concentrationsPost-intervention assessmentModified intentionTreat populationTestosterone therapyTestosterone gelForm-36
2017
The effect of intervening hospitalizations on the benefit of structured physical activity in promoting independent mobility among community-living older persons: secondary analysis of a randomized controlled trial
Gill TM, Beavers DP, Guralnik JM, Pahor M, Fielding RA, Hauser M, Manini TM, Marsh AP, McDermott MM, Newman AB, Allore HG, Miller ME, for the LIFE Study Investigators. The effect of intervening hospitalizations on the benefit of structured physical activity in promoting independent mobility among community-living older persons: secondary analysis of a randomized controlled trial. BMC Medicine 2017, 15: 65. PMID: 28347337, PMCID: PMC5368996, DOI: 10.1186/s12916-017-0824-6.Peer-Reviewed Original ResearchConceptsMajor mobility disabilityPhysical activity programPhysical activity interventionsPhysical activityActivity programOlder personsHazard ratioActivity interventionsFunctional limitationsModerate-intensity physical activity programCommunity-living older personsStructured physical activity programHealth education groupStructured physical activityHealth education programsIndependent mobilityAcute illnessLifestyle interventionHospital exposureElders StudyParallel groupSedentary personsUS CentersHospitalizationSustained benefit
2016
Effects of Testosterone Treatment in Older Men
Snyder PJ, Bhasin S, Cunningham GR, Matsumoto AM, Stephens-Shields AJ, Cauley JA, Gill TM, Barrett-Connor E, Swerdloff RS, Wang C, Ensrud KE, Lewis CE, Farrar JT, Cella D, Rosen RC, Pahor M, Crandall JP, Molitch ME, Cifelli D, Dougar D, Fluharty L, Resnick SM, Storer TW, Anton S, Basaria S, Diem SJ, Hou X, Mohler ER, Parsons JK, Wenger NK, Zeldow B, Landis JR, Ellenberg SS. Effects of Testosterone Treatment in Older Men. New England Journal Of Medicine 2016, 374: 611-624. PMID: 26886521, PMCID: PMC5209754, DOI: 10.1056/nejmoa1506119.Peer-Reviewed Original ResearchConceptsMid-normal rangeMen 65 yearsSerum testosterone concentrationsYears of ageTestosterone treatmentTestosterone levelsTestosterone concentrationsMen 19Depressive symptomsOlder menChronic Illness Therapy-Fatigue ScalePsychosexual Daily QuestionnaireSerum testosterone levelsPercentage of menAdverse eventsErectile functionPrimary outcomePlacebo gelSexual functionStudy groupWalking distanceFunctional assessmentMen ageModerate benefitDaily questionnaires
2014
Effect of Structured Physical Activity on Prevention of Major Mobility Disability in Older Adults: The LIFE Study Randomized Clinical Trial
Pahor M, Guralnik JM, Ambrosius WT, Blair S, Bonds DE, Church TS, Espeland MA, Fielding RA, Gill TM, Groessl EJ, King AC, Kritchevsky SB, Manini TM, McDermott MM, Miller ME, Newman AB, Rejeski WJ, Sink KM, Williamson JD. Effect of Structured Physical Activity on Prevention of Major Mobility Disability in Older Adults: The LIFE Study Randomized Clinical Trial. JAMA 2014, 311: 2387-2396. PMID: 24866862, PMCID: PMC4266388, DOI: 10.1001/jama.2014.5616.Peer-Reviewed Original ResearchConceptsMajor mobility disabilityPhysical activity groupModerate-intensity physical activity programHealth education groupPhysical activity programHealth education programsMobility disabilityOlder adultsActivity programClinical trialsActivity groupPhysical activityIncident major mobility disabilityShort Physical Performance BatteryPersistent mobility disabilityPhysical activity preventsEducation groupSerious adverse eventsIndependent risk factorPhysical Performance BatteryDefinitive clinical trialsStructured physical activityVulnerable older adultsAdverse eventsLifestyle intervention
2012
Risk factors and precipitants of long-term disability in community mobility: a cohort study of older persons.
Gill TM, Gahbauer EA, Murphy TE, Han L, Allore HG. Risk factors and precipitants of long-term disability in community mobility: a cohort study of older persons. Annals Of Internal Medicine 2012, 156: 131-40. PMID: 22250144, PMCID: PMC3278794, DOI: 10.7326/0003-4819-156-2-201201170-00009.Peer-Reviewed Original ResearchConceptsLong-term disabilityRisk factorsOlder personsCohort studyCommunity mobilityShort Physical Performance BatteryMultivariate hazard ratiosProspective cohort studyPhysical Performance BatteryMultiple risk factorsCandidate risk factorsSpecific risk factorsNational InstituteLong-term mobility disabilityHazard ratioAbsolute riskPerformance BatteryPotential precipitantsMobility disabilityRestricted activityOlder ageObserved associationsInitial onsetStrong associationQuarter mile
2006
Effects of a Physical Activity Intervention on Measures of Physical Performance: Results of the Lifestyle Interventions and Independence for Elders Pilot (LIFE-P) Study
Pahor M, Blair S, Espeland M, Fielding R, Gill T, Guralnik J, Hadley E, King A, Kritchevsky S, Maraldi C, Miller M, Newman A, Rejeski W, Romashkan S, Studenski S. Effects of a Physical Activity Intervention on Measures of Physical Performance: Results of the Lifestyle Interventions and Independence for Elders Pilot (LIFE-P) Study. The Journals Of Gerontology Series A 2006, 61: 1157-1165. PMID: 17167156, DOI: 10.1093/gerona/61.11.1157.Peer-Reviewed Original ResearchConceptsShort Physical Performance BatteryPhysical activity interventionsSPPB scoreMobility disabilityActivity interventionsPA interventionsPA groupBaseline short physical performance batteryComprehensive physical activity interventionModerate-intensity PA interventionElders Pilot StudyStructured PA interventionPhysical performanceDaily living (ADL) disabilityMajor mobility disabilityPhysical Performance BatteryHealth education interventionPhysical performance measuresDistal health outcomesLifestyle interventionSPPB performanceMore distal health outcomesLower incidenceSedentary personsPerformance Battery
1999
Mismatches Between the Home Environment and Physical Capabilities Among Community‐Living Older Persons
Gill T, Robison J, Williams C, Tinetti M. Mismatches Between the Home Environment and Physical Capabilities Among Community‐Living Older Persons. Journal Of The American Geriatrics Society 1999, 47: 88-92. PMID: 9920235, DOI: 10.1111/j.1532-5415.1999.tb01906.x.Peer-Reviewed Original ResearchConceptsOlder personsHomes of participantsCommunity-living older personsTub/showerAdverse functional outcomesPopulation-based cohortCross-sectional studySame deficitSpecific deficitsPhysical performance assessmentPhysical capabilitiesFunctional outcomeEpidemiologic linkGeneral communityPrevalenceComprehensive interviewObstructed pathwaysDeficitsEveryday functionGrab barsObserved deficitsParticipantsGaitPersonsNew Haven
1997
The Role of Change in Physical Performance in Determining Risk for Dependence in Activities of Daily Living Among Nondisabled Community-Living Elderly Persons
Gill T, Williams C, de Leon C, Tinetti M. The Role of Change in Physical Performance in Determining Risk for Dependence in Activities of Daily Living Among Nondisabled Community-Living Elderly Persons. Journal Of Clinical Epidemiology 1997, 50: 765-772. PMID: 9253386, DOI: 10.1016/s0895-4356(97)00065-6.Peer-Reviewed Original ResearchConceptsUseful prognostic informationADL dependencePhysical performanceElderly personsPrognostic informationDaily livingCommunity-living elderly personsSingle assessmentLarge representative cohortAssessment of changesFuture disabilityBaseline interviewRepresentative cohortPowerful predictorRole of changesRiskParticipantsShort intervalsYearsAssessmentBaseline performancePersonsCohortYear interviewsADL
1995
Assessing Risk for the Onset of Functional Dependence Among Older Adults: The Role of Physical Performance
Gill T, Williams C, Tinetti M. Assessing Risk for the Onset of Functional Dependence Among Older Adults: The Role of Physical Performance. Journal Of The American Geriatrics Society 1995, 43: 603-609. PMID: 7775716, DOI: 10.1111/j.1532-5415.1995.tb07192.x.Peer-Reviewed Original ResearchConceptsCommunity-dwelling adultsBasic ADLPhysical performanceOlder adultsMain outcome eventTimed testsPhysical performance testsChair standNew disabilityBaseline interviewOutcome eventsCohort membersDaily livingHigh riskRepresentative cohortRate of dependenceOlder personsRisk assessment strategiesADLRapid gaitBasic activitiesComplete dataAdultsRiskOnset